Finding the Fourth Proportional to 1,011,854.16, 1,396,303.92 and 559,116
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Solution
The fourth proportional to 1,011,854.16, 1,396,303.92 and 559,116 is: 771,549.79
Step by Step Solution
- Step 1: Write the proportion equation
1,011,854.16 : 1,396,303.92 = 559,116 : x - Step 2: Convert to fraction form
1,011,854.16/1,396,303.92 = 559,116/x - Step 3: Cross multiply
1,011,854.16x = 1,396,303.92 × 559,116 - Step 4: Simplify right side
1,011,854.16x = 780,695,862,534.72 - Step 5: Solve for x
x = 780,695,862,534.72/1,011,854.16 - Step 6: Final answer
x = 771,549.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.